<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="test">
    <p v-my-directive="msg"></p>
</div>

<script type="text/javascript" src="../js/vue.js"></script>
<script type="text/javascript" src="vue-myPlugin.js"></script>
<script type="text/javascript">
    // 声明使用插件
    Vue.use(MyPlugin)  //内部会执行MyPlugin.install(Vue)

    Vue.myGlobalMethod()

    const vm = new Vue({
        el:'#test',
        data:{
            msg:'hello world'
        }
    })
    vm.$myMethod()
</script>
</body>
</html>